remove all unit in region?

[Tazer]

i need a direct answer to my question,i want all unit with Whatever type is removed in the whatever region in every whatever second

mine is like this.but not working as i wanted
(Example)
event=TIME=every 5 second
Condition=unit type comparison/last created unit equal to Troll unit
Action=removed last created unit in region X....

it works,but it only removed 1 Troll every 5 second,i want it to removed all troll in that region in every 5 second...please help...

 

[mckill2009]

you actions should be...

• Unit Group - Pick every unit in LOCATION in matching condition equals to troll or watevah
  • Unit - remove picked unit

 

[Tazer]

you actions should be...

• Unit Group - Pick every unit in LOCATION in matching condition equals to troll or watevah
  • Unit - remove picked unit

ok,il try that now,il reply bck after i try it